What the Research Shows
More Embryos.
Better Lining.
In women with diminished ovarian reserve undergoing IVF, ozone sauna therapy was associated with improved outcomes.
Less Pain.
Lower Inflammation.
In women with endometriosis — a common barrier to IVF success — therapy lowered pain and serum inflammatory markers.
Thin Lining —
Transformed.
In patients with persistently thin lining after failed standard treatments, endometrial thickness improved.
Dr. Zaher Merhi is the first physician in the world to study and publish the effects of Ozone Sauna on human reproduction.
01
May improve egg quality and IVF outcomes.
02
May lower inflammation in endometriosis.
03
May improve uterine lining thickness.
04
May help lower body microplastics.

Inflammation, Oxidative Stress & Reproductive Aging
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Oxidative stress and chronic inflammation are among the main contributors to reproductive aging and loss of vitality.
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These processes arise from natural cell division and from external factors — environmental toxins, stress, and lifestyle exposures — that generate harmful free radicals.
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Free radicals can damage ovarian cells, uterine tissue, and DNA, contributing to poor egg quality, impaired uterine receptivity, and reduced fertility.
Regenerative Ozone Sauna is designed to counteract this process by reducing oxidative stress and inflammation — preparing the body before IVF.
Ozone Sauna, Explained
Each session lasts 30 minutes. We typically recommend two sessions per week for three weeks — a total of six sessions — to observe potential benefits. At Aurea, we use the HOCATT™ machine, backed by nearly a decade of Dr. Merhi's research on its efficacy.
30
Minutes / Session
2×
Per Week
6
Sessions Total
What Is HOCATT™?
Hyperthermic Oxygen Carbonic Acid Transdermal Technology combines ten advanced therapeutic modalities in one system:
01
Transdermal Ozone
03
Whole-Body Hyperthermia
05
High-Intensity PEMF
07
Oil Infusions
09
Ultrasonic Cavitation
02
CO₂ / Carbonic Acid
04
Frequency Microcurrents
06
Oxygen Breathing
08
Photon Light & Color
10
Infrared + Steam
Your Step-by-Step HOCATT™ Session
1. Settle In
You sit back on the adjustable seat with the chamber closed around the body and your head comfortably outside. A neck cape retains the steam. A dedicated second generator supports vaginal ozone insufflation via a self-inserted disposable catheter, delivering ozone near the reproductive area.
2. CO₂ / Carbonic Acid Cycle
CO₂ is infused at the start to react with the steam and form carbonic acid — one of the few compounds that naturally increases oxygen uptake and delivery at the cellular level (the Bohr effect), without side effects.
3. Activated Oxygen Cycle
Once the CO₂ cycle ends, the activated oxygen cycle runs for the rest of the session, reacting with steam at the skin's surface. The CO₂ pre-cycle greatly potentiates its efficacy compared with other wellness saunas.
4. Microcurrent & PEMF
Pre-programmed microcurrents may be applied via the hands and feet, and high-intensity PEMF coils built into the chamber add pulsed electromagnetic support. At the end, the full steam volume is extracted into an activated-carbon destructor before the doors open.
Medical References
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Merhi Z, et al. Ozone and pulsed electro-magnetic field therapies improve endometrial lining thickness in frozen embryo transfer cycles: three case reports. Medicine. 2019;98:e16865. Read paper →
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Merhi Z, et al. Ozone therapy: a potential therapeutic adjunct for improving female reproductive health. Med Gas Res. 2019;9:101-105. Read paper →
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Merhi Z, et al. Ozone therapy: overview of its potential utility in male reproduction. Am J Immunol. 2018;14:15-25. Read paper →
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Dias AR, … Merhi Z. Ozone sauna therapy and PEMF therapy could potentially improve outcome in women with diminished ovarian reserve undergoing ART. Med Gas Res. 2023;13:202-207. Read paper →
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Merhi Z, et al. Ozone Sauna Therapy and PEMF delivered via the HOCATT machine could improve endometriosis pain along with lowering serum inflammatory markers. Am J Reprod Immunol. 2023;89:e13690. Read paper →
